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drm/amdgpu: fix warning in scheduler

Browse source 
This should never happen so warn when the count does
not equal the expected size.

Reviewed-by: Christian König <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
This commit is contained in:
Alex Deucher 2015-09-04 00:11:54 -04:00
commit 5134e999cb
1 changed files with 3 additions and 2 deletions
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5
drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
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@ -332,7 +332,7 @@ static int amd_sched_main(void *param)
{
struct sched_param sparam = {.sched_priority = 1};
struct amd_gpu_scheduler *sched = (struct amd_gpu_scheduler *)param;
int r;
int r, count;
sched_setscheduler(current, SCHED_FIFO, &sparam);
@ -361,7 +361,8 @@ static int amd_sched_main(void *param)
fence_put(fence);
}
kfifo_out(&entity->job_queue, &job, sizeof(job));
count = kfifo_out(&entity->job_queue, &job, sizeof(job));
WARN_ON(count != sizeof(job));
wake_up(&sched->job_scheduled);
}
return 0;